Display screen of a computing device with a graphical user interface



FIG. 1 is a front view of a first embodiment of a display screen of acomputing device with a graphical user interface;

FIG. 2 is a front view of a second embodiment thereof; and,

FIG. 3 is a front view of a third embodiment thereof.

The dashed lines represent the display screen and portions of thegraphical user interface that form no part of the claimed design.

CLAIM The ornamental design for a display screen of a computing devicewith a graphical user interface, as shown and described.